Isazofos, 100 µg/ml, Ethyl acetate, 5ml

2-Naphthol-d7, 2,5mg

Cyprosulfamide, 100 µg/ml, Acetonitrile, 1ml

2,2',3,4',6,6'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL,